package xiaopiya.robot.system;

import java.util.Collection;

/**
 * @author Ray (ayufox@gmail.com)
 * @version 0.1
 */
public interface IFriendService
{
	void init(String robot, Collection<Friend> friends);
	
	Collection<Friend> getFriends();

	void addFriend(Friend friend);

	void removeFriend(String friendid);

	void changeBookStatus(String friendid, int newBookStatus);
}